2021 RO1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2155847349 ± 8.18e-08
Semi-major axis (a)1.0791791768 AU ± 5.05e-09
Inclination (i)8.13005330° ± 5.31e-06
Long. of Asc. Node (Ω)151.32668407° ± 2.32e-05
Arg. of Perihelion (ω)325.60789823° ± 2.82e-05
Mean Anomaly (M)167.85999954° ± 1.71e-05
Mean Motion (n)0.8791681390°/day ± 6.18e-09
Perihelion dist (q)0.84652462 AU ± 8.84e-08
Aphelion dist (Q)1.31183373 AU ± 8.85e-08
Orbital Period1.12108963 yr ± 7.88e-09
Physical Parameters
H (abs. magnitude)22.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.281″
Uncertainty0
Orbit TypeApollo
MOID0.087899 AU
Observations Used79
Oppositions1
Arc Total2013-2022
First Observation Used2013-06-19
Last Observation Used2022-06-20
Observations (80)
Date Type RA Dec Mag Band Observatory
2021-09-29 09:36:56 C 03 16 35.96 -24 57 01.4 o 291
2021-09-29 09:42:54 C 03 16 36.78 -24 57 22.1 o 291
2021-09-29 09:48:52 C 03 16 37.63 -24 57 42.4 o 291
2021-09-29 11:32:17 C 03 16 55.093 -25 03 27.54 U F52
2021-09-29 11:46:54 C 03 16 57.126 -25 04 18.24 U F52
2021-09-29 12:01:39 C 03 16 59.176 -25 05 09.43 U F52
2021-09-29 12:16:14 C 03 17 01.210 -25 06 00.04 U F52
2021-10-01 09:57:09 C 03 24 21.58 -27 45 49.5 o 691
2021-10-01 10:17:35 C 03 24 24.61 -27 47 02.0 o 691
2021-10-01 10:38:01 C 03 24 27.61 -27 48 15.6 o 691
2021-10-03 08:08:19 C 03 32 15.67 -30 31 53.1 V W94
2021-10-03 08:16:38 C 03 32 16.99 -30 32 22.9 V W94
2021-10-03 08:24:53 C 03 32 18.26 -30 32 52.8 V W94
2021-10-03 11:21:19 C 03 32 49.71 -30 44 26.4 o 691
2021-10-03 11:28:07 C 03 32 50.81 -30 44 51.7 o 691
2021-10-03 11:34:55 C 03 32 51.88 -30 45 16.5 o 691
2021-10-05 05:30:42 C 03 40 38.83 -33 19 51.8 V W94
2021-10-05 05:38:54 C 03 40 40.26 -33 20 23.8 V W94
2021-10-05 05:47:06 C 03 40 41.63 -33 20 54.8 V W94
2021-10-16 06:57:31 C 04 45 31.97 -49 43 55.7 u 807
2021-10-16 07:13:12 C 04 45 36.50 -49 44 50.4 u 807
2021-10-16 07:17:52 C 04 45 37.90 -49 45 07.0 u 807
2021-10-25 06:35:23 C 06 11 36.90 -60 10 09.8 u 807
2021-10-25 06:43:18 C 06 11 40.53 -60 10 27.8 u 807
2021-10-25 06:51:15 C 06 11 44.23 -60 10 46.5 u 807
2022-06-03 12:20:37 C 20 17 33.103 +05 24 29.61 V F52
2022-06-03 12:34:28 C 20 17 32.802 +05 24 33.39 V F52
2022-06-03 12:48:19 C 20 17 32.473 +05 24 37.00 V F52
2022-06-20 07:04:04 C 20 00 21.39 +05 54 36.4 u H21
2022-06-20 07:12:11 C 20 00 20.86 +05 54 34.9 u H21